by M.C. Wong and Hilda Lam An eminent psychologist, Carl Roger (as cited in Kraft, 1978), asserted: “The only learning which significantly influences behaviour is self-discovered, self-appropriated learning”. Learning cannot be imposed. It can only be acquired through participation.

The Secretary-General, Michel Jarraud, recently made official visits to a number of Member countries as briefly reported below. He wishes to place on record his gratitude to those Members for the kindness and hospitality extended to him.

The Secretary-General, Michel Jarraud, recently made official visits to a number of Member countries as briefly reported below. He wishes to place on record his gratitude to those Members for the kindness and hospitality extended to him.

Since 2002, there have been a number of initiatives and accomplishments having a significant impact on the World Weather Watch. Indeed, not since the 1960s has there been so much emphasis and worldwide attention on the knowledge of the environment …

Message from the Secretary-General Over the year that has elapsed since the previous World Meteorological Day, a number of crucial events have occurred, all of which have strongly emphasized the vital and unprecedented relevance of global observations.

Water managers and engineers sometimes make use of climate information and predictions at a range of temporal and spatial scales, and at other times use their own techniques to account for climate variability. In the longer term, the impacts of global warming will become of greater interest to water managers, as will improved short- and medium-term climate and hydrological predictions.

by Xu Tang Urbanization is growing rapidly worldwide. At present, 3.2 billion people live in cities, accounting for about 50 per cent of the total population. It is estimated that the number of people living in cities will increase to 5 billion in 2030, which will be about 61 per cent of the total population.